From owner-freebsd-bugs@freebsd.org Thu Apr 22 11:09:43 2021 Return-Path: Delivered-To: freebsd-bugs@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 840785EC6A5 for ; Thu, 22 Apr 2021 11:09:43 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.nyi.freebsd.org (mailman.nyi.freebsd.org [IPv6:2610:1c1:1:606c::50:13]) by mx1.freebsd.org (Postfix) with ESMTP id 4FQvnz1JcZz3lQV for ; Thu, 22 Apr 2021 11:09:43 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id 208195EC704; Thu, 22 Apr 2021 11:09:43 +0000 (UTC) Delivered-To: bugs@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id EA2875EC551 for ; Thu, 22 Apr 2021 11:09:42 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4FQvny55Dcz3lf0 for ; Thu, 22 Apr 2021 11:09:42 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 8A69218B20 for ; Thu, 22 Apr 2021 11:09:42 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 13MB9gqj081671 for ; Thu, 22 Apr 2021 11:09:42 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from bugzilla@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 13MB9gJg081670 for bugs@FreeBSD.org; Thu, 22 Apr 2021 11:09:42 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: bugzilla set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 253984] log1pl() is less accurate than logl() on LD128 platforms Date: Thu, 22 Apr 2021 11:09:42 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: bin X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: commit-hook@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 22 Apr 2021 11:09:43 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D253984 --- Comment #2 from commit-hook@FreeBSD.org --- A commit in branch stable/13 references this bug: URL: https://cgit.FreeBSD.org/src/commit/?id=3Db8beded343980477e6d670c263fda7b00= 07510cc commit b8beded343980477e6d670c263fda7b0007510cc Author: Alex Richardson AuthorDate: 2021-04-19 23:22:45 +0000 Commit: Alex Richardson CommitDate: 2021-04-22 09:44:55 +0000 Allow lib/msun/logarithm_test to pass on ld128 platforms For some reason the ld128 log1pl() implementation is less accurate than logl(), but does at least guarantee precision >=3D the ld80 implementat= ion. Mark log1p_accuracy_tests as XFAIL for ld128 and increase the log1p tolerance to the ld80 equivalent in accuracy_tests to avoid losing test coverage = for the other functions. PR: 253984 Reviewed By: ngie, dim Differential Revision: https://reviews.freebsd.org/D29039 (cherry picked from commit 1ad83445fc0f1d2aecd32635f4ae713a057aa091) lib/msun/tests/logarithm_test.c | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) --=20 You are receiving this mail because: You are the assignee for the bug.=